Identify the choice that best describes the CAPITAL clause.

12. Throughout history , BIRDS HAVE BEEN CONSIDERED IMPORTANT SYMBOLS AND OMENS.
13. In Europe , WHERE WINTERS ARE LONG AND HARD , cuckoos are considered a sign of spring.
14. Many people believe THAT STORKS SYMBOLIZE GOOD LUCK and welcome stork nests on their chimneys.
15. Doves , WHICH ARE CONSIDERED SYMBOLS OF PEACE AND BEAUTY , are related to plain old pigeons.

Question

Identify the choice that best describes the CAPITAL clause. 

12. Throughout history , BIRDS HAVE BEEN CONSIDERED IMPORTANT SYMBOLS AND OMENS.
13. In Europe , WHERE WINTERS ARE LONG AND HARD , cuckoos are considered a sign of spring. 
14. Many people believe THAT STORKS SYMBOLIZE GOOD LUCK and welcome stork nests on their chimneys. 
15. Doves , WHICH ARE CONSIDERED SYMBOLS OF PEACE AND BEAUTY , are related to plain old pigeons.